<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>12-表单下拉标签select</title>
</head>
<body>
    <form>
        籍贯：
        <select >
            <option selected="selected">北京</option>
            <option>上海</option>
            <option>广州</option>
            <option>深圳</option>
        </select>
    </form>
</body>
</html>